Research on foot-and-mouth disease : hearing before the Committee on Agriculture and Forestry, United States Senate, Eightieth Congress, second session, on S. 2038 a bill to enable the Secretary of Agriculture to conduct research on foot-and-mouth disease and other diseases of animals and to amend the Act of May 29, 1884 (23 Stat. 31), as amended, by adding another section ; February 5, 1948.